Question

Tissue composed of non-parenchymatous cells and having isodimetric or irregular shape is:

• A. Sclereid
• B. Sclerenchyma fibre
• C. Sieve tube
• D. Idioblast

Answer 1

The correct option is A Sclereid

Sclereids are composed of sclerenchymatous cells, lignified wall, and long tubular pits. The sclereids may be spherical, oval, cylindrical, T-shaped, dumbell-shaped or even stellate in shape. It serves the function of support in several plants. It prevents the soft tissues of the plant from collapsing. These are generally dead cell and isodiametric in shape.

So, the correct answer is option A.